Free audio file format software for windows

Audio Format Switch provides an easy and completed way to convert to most of the popular audio formats. With Audio Format Switch users can batch convert music to 6 major audio formats: Wave, MP3, MP4, AAC, WMA, Ogg Vorbis. Allmost all important audio formats are accepted as conversion input: audio CD tracks, MP3, WAV, AIFF, OGG Vorbis, MP4 (audio frames only), AAC, M4A, AC3, FLAC, WavPack, ALAC, MOD, audio frames of ASF and WMV files, other compressed formats like ADPCM, GSM 6.10, Speex and other. Product supports AAC MP4 file type - probable inheritor of MP3 due to its crisp, rich, clean audio quality rivaling that of uncompressed CD audio. AAC also has much more efficient compression resulting in smaller file size and very fast encoding. AAC Mp4 audio format is supported by major hardware and software products like iPod and iTunes. Audio Format Switch is very easy to use. Just add the files you want to convert to the list, conveniently listen audio preview of the selected file, select the format you want to use, and then click the convert button. You can easily convert your existing music by adding whole folders and sub folders containing audio files to conversion list. High converting speed and batch conversions result in a simple and boredom-free process. Besides all this, Audio Format Switch can even automatically shut down your computer, so you can leave it running while you go out or go to bed! Software performs fast automated conversions due to its advanced encoding technology and lack of intermediary files.

Switch Sound File Converter can convert audio files from many different file formats into mp3, wav or wma. For example convert wav to mp3, mp3 to wav, wma to mp3 or many other formats. Just add the files you want to convert, select the output format, and then click convert.
Switch is not a simply mp3 converter, it is the most comprehensive and stable audio file converter around. With Switch you can convert your sound files into the formats you need to compress for storage, create ringtones, add to a presentation, listen on your portable device and much more. In fact, the possibilities are endless using this powerful audio converter.

Main features:
- Automatically normalise audio while converting.
- Import multiple file formats at the same time and convert to one output format.
- Ability to play tracks prior to conversion.
- Import and convert a playlist (m3u and pls).
- Import video files and extract audio (avi, mov, mpeg)
- MP3 encoder supports constant or variable bit rates from 8 to 320kbps with optional error correction and stereo modes.
- WAV encoder supports sample rates between 6000 and 196000Hz in PCM as well as a number of other audio codecs.
- Allows up to 32000 files to be converted in one batch.
- Can be run from the command line for automation with other applications.
- Optimized CPU usage and efficient code allows for fastest conversion times.